22:45:06 Create new PHPExcel object
22:45:06 Set document properties
22:45:06 Add data
22:45:06 Set data validation
22:45:06 Write to Excel2007 format
22:45:06 File written to 15datavalidation.xlsx
Call time to write Workbook was 0.0093 seconds
22:45:06 Current memory usage: 1.5 MB
22:45:06 Peak memory usage: 1.5 MB
22:45:06 Done writing file
File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples